HomeLab Tests Certified Peptides, GHK-Cu
Purity · passBatch · 250929KL503Shop-provided sample

GHK-Cu × Certified Peptides — Lab Test, January 2026

Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99%
Excellent purity only
↓ Download COA
COA on file — not portal-verified

This lab doesn't publish a public lookup, so we can't confirm the certificate against the lab's own record. The document was reviewed before publication, but it rests on our review alone.

What portal verification means →

Test results

8 data points
Purity
99%
Endotoxins
<0.05 EU/mg
Heavy metals
Not tested
Stated qty
50 mg
Tested qty
49.74 mg
Qty match
99% of labeled · -1%
0label125%
Batch / Lot
250929KL503
Container
Small vial with flip-off cap / Printed label
Tested by
Vanguard LaboratoryView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

Independent HPLC purity analysis of KLOW (GHK-Cu / TB-500 / BPC-157 / KPV blend) from Certified Peptides, performed by Vanguard Laboratory on January 5, 2026. Reported purity: 99%. Net content: 49.74 mg against 50 mg labeled (99% of label). Endotoxins: <0.05 EU/mg. Batch 250929KL503. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
HPLC-UV/VIS certificate of analysis for KLOW peptide blend from Certified Peptides showing >99.00% purity
Issued by Vanguard Laboratory · Jan 05, 2026 · Batch 250929KL503

Related lab tests

8 tests

The 669 other GHK-Cu tests on Peptigrity range from 95.76% to 100.00%. This one sits at 99.00%.

More from Certified Peptides
More GHK-Cu tests
♡ Likes · 0

Community discussion

0 comments

Join the discussion — sign in to leave a comment on this lab test.

Sign in to comment →

Have you tested this peptide?

Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.

Submit a lab test →